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Guettardiscyphia
Taxonomy
Guettardiscyphia was named by Fromentel (1860) [Sepkoski's age data: K Ceno-l T Eo Sepkoski's reference number: 622]. It is not extant.
It was assigned to Hexactinosa by Sepkoski (2002); and to Cribrospongiidae by Finks et al. (2004).
It was assigned to Hexactinosa by Sepkoski (2002); and to Cribrospongiidae by Finks et al. (2004).
Synonyms
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Synonymy list
Year | Name and author |
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1847 | Guettardia Michelin |
1860 | Guettardiscyphia Fromentel |
2002 | Guettardiscyphia Sepkoski |
2004 | Guettardiscyphia Finks et al. p. 493 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Guettardiscyphia Fromentel 1860
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Subg. †Guettardiscyphia (Hillendia) Reid 1964
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†Guettardiscyphia (Hillendia) polymorpha Reid 1964
†Guettardiscyphia alata Pomel 1872
†Guettardiscyphia bisalata Schrammen 1912
†Guettardiscyphia diptera Wagner 1963
†Guettardiscyphia roemeri Pomel 1872
†Guettardiscyphia stellata Michelin 1847
†Guettardiscyphia striata Schrammen 1912
†Guettardiscyphia thiolati Archiac 1846
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Invalid names: Pseudoguettardia thiolati Moret 1925 [synonym], Scyphia quinquelobata Archia 1850 [synonym]
Invalid names: Guettardia Michelin 1847 [replaced]
Diagnosis
No diagnoses are available